17928380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{30911}}^1$

素因数の和:30949

約数の個数: 24

約数和(自身を含む): 38949120

約数和(自身を除く): 21020740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 30911, 61822, 123644, 154555, 309110, 618220, 896419, 1792838, 3585676, 4482095, 8964190, 17928380]

約数ペア:

[(1, 17928380), (2, 8964190), (4, 4482095), (5, 3585676), (10, 1792838), (20, 896419), (29, 618220), (58, 309110), (116, 154555), (145, 123644), (290, 61822), (580, 30911)]